Michigan crowns winner in contest to prevent carp invasion

TRAVERSE CITY, Mich. (AP) -- A proposal to repel Asian carp with stinging, noisy bubbles won first prize Tuesday in a contest sponsored by the state of Michigan to find new ideas for keeping the invasive fish out of the Great Lakes....

from AP Top Science News at 1:48 a.m. EDT https://ift.tt/2I8ySt0